S.A.'s mayor is taking his show on the road for Obama

Lisa Krantz/San Antonio Express-News

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Nancy Garcia, of San Antonio, right, and Choco Meza, of San Antonio, far right, cheer for Mayor Julian Castro as he speaks the morning after his keynote speech during "A Texas Leadership Salute" at the Omni Hotel during the Democratic National Convention in Charlotte, NC on Wednesday, Sept. 5, 2012. At left, is the mayor's brother, Joaquin Castro.

Lisa Krantz/San Antonio Express-News

71of150

Nancy Garcia, of San Antonio, right, and Choco Meza, of San Antonio, far right, cheer for Mayor Julian Castro as he speaks the morning after his keynote speech during "A Texas Leadership Salute" at the Omni Hotel during the Democratic National Convention in Charlotte, NC on Wednesday, Sept. 5, 2012. At left, is the mayor's brother, Joaquin Castro.